package com.yc.hwc.bean;

import java.sql.Timestamp;

import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.OneToOne;
import javax.persistence.Table;
import javax.validation.constraints.NotEmpty;

import org.hibernate.validator.constraints.Length;

import com.fasterxml.jackson.annotation.JsonFormat;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;

import lombok.Data;

@Entity
@Table
@Data
@JsonIgnoreProperties(ignoreUnknown = true)
public class Course implements java.io.Serializable{

	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	@Id
	@GeneratedValue(strategy = GenerationType.IDENTITY)
	private Long id;
	@JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "GMT+8")
	@Column(columnDefinition = "timestamp default CURRENT_TIMESTAMP")
	private Timestamp inTime;
	@OneToOne(cascade = CascadeType.REFRESH)
	@JoinColumn(name = "in_user")
	private User inUser;

	@Column(length = 50)
	@NotEmpty
	@Length(min = 2, max = 20)
	private String name;
	@Column(length = 100)
	private String intro;
	private Short sort;
	private Byte stage;

}
